AirHint found the following cheapest one-way flights from Chicago (MDW) to Miami (MIA) in March 2026 (see full year).
One-Way flights
| 01 Mar | Frontier Airlines | direct | |
| 19 Mar | Frontier Airlines | direct | |
| 26 Mar | Frontier Airlines | ||
| 14 Mar | Delta | ||
| 26 Mar | Frontier Airlines | direct | |
| 20 Mar | Frontier Airlines | direct | |
| 14 Mar | Frontier Airlines | direct |
Also check the deals for return flights from Chicago to Miami in March.
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